WCamera lens
WLenses for SLR and DSLR cameras
WCine lens
WClose-up lens
WDouble-Gauss lens
WElmar (lens)
WElmarit
WFisheye lens
WFixed-focus lens
WFrazier lens
WHistory of photographic lens design
WImage circle
WLarge format lens
WLensbaby
WLight (company)
WNoctilux
WPetzval lens
WPlasmat lens
WSecondary lens
WPrime lens
WRectilinear lens
WSecondary lens
WSoft focus
WSummarit
WSummaron
WSummicron
WSummilux
WSuperachromat
WSuperzoom
WSwivel lens
WTair (lens)
WTelecentric lens
WTeleconverter
WTelephoto lens
WTeleside converter
WTilt–shift photography
WTopogon
WUltra wide angle lens
WVarifocal lens
WWide-angle lens
WWollaston landscape lens
WZoom lens